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Merge pull request #6776 from gabor-mezei-arm/6222_bignum_mod_mul

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Bignum: Implement fixed width modular multiplication
This commit is contained in:
Manuel Pégourié-Gonnard
2022-12-23 10:39:30 +01:00
committed by GitHub
parent 2fcb4c1d06 f65c71fbe6
commit 676766ff77
5 changed files with 223 additions and 0 deletions
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20
scripts/mbedtls_dev/bignum_mod.py
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@ -31,6 +31,26 @@ class BignumModTarget(test_data_generation.BaseTarget):
# BEGIN MERGE SLOT 2
class BignumModMul(bignum_common.ModOperationCommon,
BignumModTarget):
# pylint:disable=duplicate-code
"""Test cases for bignum mpi_mod_mul()."""
symbol = "*"
test_function = "mpi_mod_mul"
test_name = "mbedtls_mpi_mod_mul"
input_style = "arch_split"
arity = 2
def arguments(self) -> List[str]:
return [self.format_result(self.to_montgomery(self.int_a)),
self.format_result(self.to_montgomery(self.int_b)),
bignum_common.quote_str(self.arg_n)
] + self.result()
def result(self) -> List[str]:
result = (self.int_a * self.int_b) % self.int_n
return [self.format_result(self.to_montgomery(result))]
# END MERGE SLOT 2
# BEGIN MERGE SLOT 3